Home / 12,488,375.22-17,234,336.43-6,981,982.08

Finding the Fourth Proportional to 12,488,375.22, 17,234,336.43 and 6,981,982.08

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Solution

The fourth proportional to 12,488,375.22, 17,234,336.43 and 6,981,982.08 is: 9,635,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,375.22 : 17,234,336.43 = 6,981,982.08 : x
  2. Step 2: Convert to fraction form
    12,488,375.22/17,234,336.43 = 6,981,982.08/x
  3. Step 3: Cross multiply
    12,488,375.22x = 17,234,336.43 × 6,981,982.08
  4. Step 4: Simplify right side
    12,488,375.22x = 120,329,828,114,951.17
  5. Step 5: Solve for x
    x = 120,329,828,114,951.17/12,488,375.22
  6. Step 6: Final answer
    x = 9,635,346.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.